16852220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:411

約数の個数: 96

約数和(自身を含む): 45674496

約数和(自身を除く): 28822276

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 62, 70, 77, 110, 124, 140, 154, 155, 217, 220, 308, 310, 341, 353, 385, 434, 620, 682, 706, 770, 868, 1085, 1364, 1412, 1540, 1705, 1765, 2170, 2387, 2471, 3410, 3530, 3883, 4340, 4774, 4942, 6820, 7060, 7766, 9548, 9884, 10943, 11935, 12355, 15532, 19415, 21886, 23870, 24710, 27181, 38830, 43772, 47740, 49420, 54362, 54715, 76601, 77660, 108724, 109430, 120373, 135905, 153202, 218860, 240746, 271810, 306404, 383005, 481492, 543620, 601865, 766010, 842611, 1203730, 1532020, 1685222, 2407460, 3370444, 4213055, 8426110, 16852220]

約数ペア:

[(1, 16852220), (2, 8426110), (4, 4213055), (5, 3370444), (7, 2407460), (10, 1685222), (11, 1532020), (14, 1203730), (20, 842611), (22, 766010), (28, 601865), (31, 543620), (35, 481492), (44, 383005), (55, 306404), (62, 271810), (70, 240746), (77, 218860), (110, 153202), (124, 135905), (140, 120373), (154, 109430), (155, 108724), (217, 77660), (220, 76601), (308, 54715), (310, 54362), (341, 49420), (353, 47740), (385, 43772), (434, 38830), (620, 27181), (682, 24710), (706, 23870), (770, 21886), (868, 19415), (1085, 15532), (1364, 12355), (1412, 11935), (1540, 10943), (1705, 9884), (1765, 9548), (2170, 7766), (2387, 7060), (2471, 6820), (3410, 4942), (3530, 4774), (3883, 4340)]